Home / 2,770,331.60-4,155,886.20-876,875.60

Finding the Fourth Proportional to 2,770,331.60, 4,155,886.20 and 876,875.60

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Solution

The fourth proportional to 2,770,331.60, 4,155,886.20 and 876,875.60 is: 1,315,436.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,770,331.60 : 4,155,886.20 = 876,875.60 : x
  2. Step 2: Convert to fraction form
    2,770,331.60/4,155,886.20 = 876,875.60/x
  3. Step 3: Cross multiply
    2,770,331.60x = 4,155,886.20 × 876,875.60
  4. Step 4: Simplify right side
    2,770,331.60x = 3,644,195,205,156.72
  5. Step 5: Solve for x
    x = 3,644,195,205,156.72/2,770,331.60
  6. Step 6: Final answer
    x = 1,315,436.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.